It’s the food storage refresh that your fridge and freezer need.
Abstract: The pulsewidth modulation (PWM) technique is commonly used to supply modern high-speed electrical machines. The fundamental frequency is typically in the kilohertz range, with switching ...
Abstract: Cracks are common defects in stainless steel which often lead to serious industrial accidents. In this paper, magnetic detection without external excitation was proposed. Quantitative defect ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results